Amethyst is the purple variety of the mineral quartz and is its most famous and valuable gem variety. Amethyst is a purple variety of quartz sio 2 and owes its violet color to irradiation impurities of iron and in some cases other transition metals and the presence of other trace elements which result in complex crystal lattice substitutions. Amethyst colors range from light to dark purple and the transparent deep purple colors are the most highly regarded. Colorless harder than the streak plate luster. By definition amethyst is purple in color the most popular color is a reddish purple with rich saturation.
Quartz also contains other gemstones such as citrine rose quartz and smoky quartz. Throw in strains of red and blue and you ve got a bonafide purple color wheel. What color is amethyst. We also can find color zoning angular zones of darker and lighter color and brazilian law twinning. The amethyst color chart is extensive from pale lilac to purplish black.
None typically breaks with a conchoidal fracture. The main inclusions in amethysts are the ca lled zebra stripes primary fluid inclusions describing the faces of the rhombohedron. You most likely know that the color of amethyst is purple but did you know it comes in a broad spectrum of different purple hues. If it is not purple it is not amethyst. None typically breaks with a conchoidal fracture.
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If it is not purple it is not amethyst. Quartz also contains other gemstones such as citrine rose quartz and smoky quartz. Amethyst is the purple variety of the mineral quartz and is its most famous and valuable gem variety.
